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congruent (SSS) 2
Author:
Ricky Chan
GeoGebra
New Resources
拼砌四邊形
兩位數除以一位數（一）
兩組對邊相等和有直角的四邊形
四邊形的特性
柱體建築師
Discover Resources
Copy of 蔡01
cycloid
正六角錐(旋轉，實體、透視)
不存在的梯子
识货
Discover Topics
Interest Calculation
Similarity Transformation or Similarity
Polygons
Isosceles Triangles
Cube